diff --git a/requirements/DEV_REQUIREMENTS.txt b/requirements/DEV_REQUIREMENTS.txt
index f191239e..3259a0eb 100644
--- a/requirements/DEV_REQUIREMENTS.txt
+++ b/requirements/DEV_REQUIREMENTS.txt
@@ -5,7 +5,7 @@ coverage~=6.1
 isort~=5.10
 moto~=3.0
 pydoc-markdown~=4.3 ; python_version >= '3.7'
-pydoc-markdown~=3.13 ; python_version == '3.6'
+pydoc-markdown~=4.6 ; python_version == '3.6'
 pytest~=7.0
 pytest-cov~=3.0
 pylint~=2.11